Reactions and Rearrangements in 2-Oxabicycloheptanones

Article abstract of DOI:10.1021/jo00045a020

The furan-fused chlorocyclobutanone 6 undergoes reaction with O, N, S, C nucleophiles at a much slower rate than its pyran homolog, wich is attributed to a reluctance to enolization.Instead of substitution products, rearranged products were formed.For ins